Quick answers
- Which hospitals does Deidre M. Alessio work at?
- Medicare's official clinician data lists Deidre M. Alessio at 1 hospital: Cambridge Health Alliance. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Deidre M. Alessio see patients?
- Medicare's clinician data lists 2 practice locations, including Cambridge, MA and Somerville, MA. Call before your visit to confirm the address.
- What is Deidre M. Alessio's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Deidre M. Alessio accept Medicare assignment?
- Yes. Medicare's clinician data says Deidre M. Alessio accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Deidre M. Alessio offer telehealth?
- Medicare's clinician data says Deidre M. Alessio offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Deidre M. Alessio?
- (617) 665-1000, as listed in official Medicare / NPI Registry data.
- What is Deidre M. Alessio's NPI number?
- 1487721882. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Deidre M. Alessio works
Medicare's Facility Affiliation Data lists Deidre M. Alessio at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cambridge Health AllianceCambridge, MA · Acute Care Hospital · CCN 220011
Practice locations
Addresses where Deidre M. Alessio is enrolled with Medicare (CMS data updated 2026-10-02).
- 1493 Cambridge StCambridge, MA 02139 (617) 665‑1000
- 230 Highland AveSomerville, MA 02143 (617) 591‑4500
Group practices
Medicare enrollment lists Deidre M. Alessio as a member of this group (CMS data updated 2026-10-02).
- Cambridge Public Health Commission656 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Cambridge
Clinicians with the same Medicare primary specialty in Cambridge, MA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1993 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1487721882 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians